Bonjour,
Affirmative:
I am (tu as mis une mauvaise réponse)
He/she/it is
You/we/they are
Negative:
I 'm not
He/she/it isn't
You/we/they aren't
Questions:
Am I
Is he/she/it
Are you/we/they
Short answers:
Affirmative:
Yes, I am
Yes, you/we/they are
Negative:
No, he/she/it isn't
No, you/we/they aren't